A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
Classification: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6150-01-117-0082
NSN 5998-01-141-7332
NSN 7035-01-551-1240
NSN 6110-00-285-1895
NSN 5925-01-631-4473
NSN 6620-01-024-7003
NSN 5960-01-367-6153
NSN 6620-00-739-4874
NSN 6105-01-437-4046
NSN 5996-01-227-4496
NSN 5945-01-197-7966
NSN 6620-01-158-7309